Climate Impacts

(animation) Decades ago, the majority of the Arctic's winter ice pack was made up of thick, perennial ice. Today, very old ice is extremely rare.

Tuesday, March 1, 2011

  • globes showing pressure patterns during positive and negative phases of the Arctic Oscillation

    Large-scale shifting of the weight of the atmosphere between mid- and high latitudes creates climate patterns known as the Arctic and North Atlantic Oscillations. These patterns have a big influence on winter weather in the Eastern U.S.

  • The arrival of Hurricane Isabel in 2003 flooded the retirement home of a Chesapeake Bay couple. With sea level around the Chesapeake Bay rising faster than the global average, how are coastal residents planning for change?